$154 million Original estimate of how much the Democratic National Convention would add to the economy of its host city, Boston
$49.8 million New projection of expected losses caused by subway and traffic tie-ups that will hurt tourism and retail sales, reduce productivity and keep some workers away from their jobs
80 Decibel level of city traffic
105 Decibel level of Brood X periodical cicadas, back this summer in the Eastern U.S. after a 17-year absence
120 Decibel level of a Fourth of July firecracker
105 million Number of votes cast in the 2000 presidential election out of...